Art For a Cause (.com)
Art with a Cause (.org)
Art BeCAUSE (.org)
Art 4 Cause (.com)
Art 4 Cause Intl (.com)
Sadly many of them haven't been active since 2008.
It is interesting because it showed up in a search for "Art with Cause" - and it is seemingly so different from everything else that came up in the search.
It is also interesting because the drawings are strange and the documentation on the side is almost comical.
So if you have a moment for something completely bizarre, then check it out: AcidTrip1